<script setup lang="ts">
// 引入校验规则
import { mobileRules, passwordRules, codeRules } from '@/utils/rules'
// 引入pinan存储用户信息
import { useUserStore } from '@/stores'
// 引入请求
import { loginByPassword, sendMobileCode, loginByMobile } from '@/services/user'
import { useRoute, useRouter } from 'vue-router'
// FormInstance 是组件实例的类型
import { showToast, type FormInstance } from 'vant'
import { ref, onUnmounted } from 'vue'
import { log } from 'console'
// 获取pinan
const store = useUserStore()
// 获取路由实例
const router = useRouter()
// 获取当前路由信息
const route = useRoute()
const mobile = ref('13230000001')
const password = ref('abc12345')
// 复选框数据
const agree = ref('')
const show = ref(false)
// 切换数据
const isPass = ref(true)
// 验证码
const code = ref('')
// 验证码倒计时
const time = ref(60000)
const counting = ref(false)
const countDown = ref(null)
// FormInstance 是组件实例的类型
const form = ref<FormInstance>()
// 账号密码登录
const login = async () => {
  if (!agree.value) return showToast('请勾选我已同意')
  // 验证完毕，进行登录
  const res = isPass.value
    ? await loginByPassword(mobile.value, password.value)
    : await loginByMobile(mobile.value, code.value)
  // 将个人信息存储到paina
  store.setUser(res.data)
  // 如果有回跳地址就进行回跳，没有跳转到个人中心
  router.push((route.query.returnUrl as string) || '/user')
  showToast('登录成功')
}
const send = async () => {
  // 验证手机号是否填写
  await form.value?.validate('mobile')
  // 发起请求发送验证码，这里需要根据实际情况进行修改
  const { data } = await sendMobileCode(mobile.value, 'login')
  code.value = data?.code
  showToast('发送成功')
  counting.value = true
  countDown.value.start()
}
// 倒计时结束
const resetCountdown = () => {
  counting.value = false
  time.value = 60000
}
</script>

<template>
  <div class="login-page">
    <cp-nav-bar right-text="注册" @click-right="$router.push('/register')"></cp-nav-bar>
    <!-- 头部 -->
    <div class="login-head">
      <h3>{{ isPass ? '密码登录' : '短信验证码登录' }}</h3>
      <a href="javascript:;" @click="isPass = !isPass">
        <span>{{ !isPass ? '密码登录' : '短信验证码登录' }}</span>
        <van-icon name="arrow"></van-icon>
      </a>
    </div>
    <!-- 表单 -->
    <van-form autocomplete="off" @submit="login">
      <van-field
        v-model="mobile"
        name="mobile"
        :rules="mobileRules"
        placeholder="请输入手机号"
        type="tel"
      ></van-field>
      <van-field
        v-if="isPass"
        v-model="password"
        :rules="passwordRules"
        placeholder="请输入密码"
        :type="show ? 'text' : 'password'"
      >
        <!-- 通过 button 插槽可以在输入框尾部插入按钮。 -->
        <template #button>
          <van-icon @click="show = !show" :name="show ? 'eye-o' : 'closed-eye'"></van-icon>
        </template>
      </van-field>
      <van-field v-else v-model="code" placeholder="短信验证码" :rules="codeRules">
        <template #button>
          <span v-if="!counting" class="btn-send" @click="send">发送验证码</span>

          <van-count-down v-else ref="countDown" :time="time" @finish="resetCountdown" />
          <span v-if="counting">再次发送</span>
        </template>
      </van-field>
      <div class="cp-cell">
        <van-checkbox v-model="agree">
          <span>我已同意</span>
          <a href="javascript:;">用户协议</a>
          <span>及</span>
          <a href="javascript:;">隐私条款</a>
        </van-checkbox>
      </div>
      <div class="cp-cell">
        <van-button block round type="primary" native-type="submit">登 录</van-button>
      </div>
      <div class="cp-cell">
        <a href="javascript:;">忘记密码？</a>
      </div>
    </van-form>
    <!-- 底部 -->
    <div class="login-other">
      <van-divider>第三方登录</van-divider>
      <div class="icon">
        <img src="@/assets/qq.svg" alt="" />
      </div>
    </div>
  </div>
</template>

<style lang="scss" scoped>
.login {
  &-page {
    padding-top: 46px;
  }
  &-head {
    display: flex;
    padding: 30px 30px 50px;
    justify-content: space-between;
    align-items: center;
    line-height: 1;
    h3 {
      font-weight: normal;
      font-size: 24px;
    }
    a {
      font-size: 15px;
    }
  }
  &-other {
    margin-top: 60px;
    padding: 0 30px;
    .icon {
      display: flex;
      justify-content: center;
      img {
        width: 36px;
        height: 36px;
        padding: 4px;
      }
    }
  }
}
.van-form {
  padding: 0 14px;
  .cp-cell {
    height: 52px;
    line-height: 24px;
    padding: 14px 16px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    .van-checkbox {
      a {
        color: var(--cp-primary);
        padding: 0 5px;
      }
    }
  }
  .btn-send {
    color: var(--cp-primary);
    &.active {
      color: rgba(22, 194, 163, 0.5);
    }
  }
}
</style>
